PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 20280-3
20280-3 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include color: BLACK HANDLE, material: PLASTIC OVERALL, shaft_length: 0.220 INCHES NOMINAL IN, major_diameter: 0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, overall_length: 6.500 INCHES NOMINAL IN, handle_clearance: 1.600 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-185-0610, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
20280-3
NSN: 3110-01-185-0610
FSC: 3110
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
colorBLACK HANDLE
materialPLASTIC OVERALL
shaft_length0.220 INCHES NOMINAL IN
major_diameter0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
overall_length6.500 INCHES NOMINAL IN
handle_clearance1.600 INCHES NOMINAL IN
NSN3110-01-185-0610
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 20280-3 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OVERALL OUTSIDE DIAMETER: 0.4370 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM IN
•
SURFACE FINISH: GROUND
•
MATERIAL: STEEL OVERALL
•
BORE DIAMETER: 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
•
SPECIFICATION/STANDARD DATA: 01359-202803 MANUFACTURERS SPECIFICATION CONTROL
•
MATERIAL DOCUMENT AND CLASSIFICATION: HYNES ALLOY 25,FSCM 60380 MFR REF SINGLE MATERIAL RESPONSE ROLLER
•
STYLE DESIGNATOR: NON-SEPARABLE, OPEN END, DRAWN SHELL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER0.4370 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM IN
SURFACE FINISHGROUND
MATERIALSTEEL OVERALL
BORE DIAMETER0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
OVERALL WIDTH0.2400 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA01359-202803 MANUFACTURERS SPECIFICATION CONTROL
MATERIAL DOCUMENT AND CLASSIFICATIONHYNES ALLOY 25,FSCM 60380 MFR REF SINGLE MATERIAL RESPONSE ROLLER
STYLE DESIGNATORNON-SEPARABLE, OPEN END, DRAWN SHELL
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
SURFACE TREATMENTNICKEL SHELL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
B-44Interchangeable
interchangeable cross-reference
interchangeable
SB-44Interchangeable
interchangeable cross-reference
interchangeable
GC12A44Interchangeable
interchangeable cross-reference
interchangeable
00S811TYPE1CLASSAInterchangeable
interchangeable cross-reference
interchangeable
671-451-9004Interchangeable
interchangeable cross-reference
interchangeable
404-7277Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20280-3?
20280-3 is a BEARING,ROLLER,NEEDLE.
What parts can replace 20280-3?
There are 14 known substitutes for 20280-3: B-44, SB-44, GC12A44 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20280-3?
20280-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-185-0610. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026